body {
  position: relative;
  width: 100%;
  min-width: 500px;
  max-width: 720px;
  margin: 0 auto;
  color: #747474;
}
header {
  position: fixed;
  top: 0;
  z-index: 3;
  height: 1.4rem;
  width: 7.2rem /* 720px -> 7.2rem */;
  background-color: #f2f2f2;
  box-shadow: 0 4px 5px rgba(190, 190, 190, 0.3);
}
header .header-input {
  height: 55%;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
header .header-input .input-left {
  width: 12.5%;
  height: 80%;
  display: flex;
  justify-content: center;
  align-items: center;
}
header .header-input .input-left img {
  height: 0.5rem /* 45px -> .45rem */;
  width: 0.5rem /* 45px -> .45rem */;
}
header .header-input .input-center {
  border-radius: 0.05rem /* 5px -> .05rem */;
  background-color: #ffffff;
  border: 0.5px solid #dddddd;
  display: flex;
  align-items: center;
  width: 75%;
  height: 80%;
}
header .header-input .input-center .input-center-img {
  width: 12.5%;
  height: 80%;
  display: flex;
  justify-content: center;
  align-items: center;
}
header .header-input .input-center .input-center-img img {
  height: 0.4rem /* 45px -> .45rem */;
  width: 0.4rem /* 45px -> .45rem */;
}
header .header-input .input-center .input-center-text {
  font-weight: 400;
  font-size: 0.3rem /* 36px -> .36rem */;
  color: rgba(0, 0, 0, 0.3);
  line-height: 0.56rem /* 56px -> .56rem */;
}
header .header-input .input-right {
  width: 12.5%;
  height: 80%;
  display: flex;
  justify-content: center;
  align-items: center;
}
header .header-input .input-right img {
  height: 0.38rem /* 45px -> .45rem */;
  width: 0.38rem /* 45px -> .45rem */;
}
header .header-tab {
  height: 45%;
  width: 100%;
  display: flex;
}
header .header-tab ul {
  margin: auto;
  width: 75%;
  display: flex;
}
header .header-tab ul li {
  height: 100%;
  line-height: 0.66rem /* 56px -> .56rem */;
  width: 20%;
  font-size: 0.26rem;
}
header .header-tab i {
  font-weight: 800;
  line-height: 0.76rem /* 56px -> .56rem */;
  color: #b6b6b6;
  width: 5%;
  margin-right: 0.2rem /* 20px -> .2rem */;
  font-size: 0.22rem /* 36px -> .36rem */;
}
.swiper-box {
  margin-top: 1.4rem;
  height: 3.6rem /* 450px -> 4.5rem */;
  width: 100%;
  background-color: #b6b6b6;
  position: relative;
}
.swiper-box .swiper {
  width: 100%;
  height: 100%;
}
.swiper-box .swiper-slide {
  text-align: center;
  font-size: 18px;
  background: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
}
.swiper-box .swiper-slide img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.swiper-box .swiper-pagination-bullet-active {
  background: #fff;
}
nav {
  padding: 0rem /* 20px -> .2rem */ 0.1rem /* 20px -> .2rem */;
  width: 100%;
  height: 3rem /* 450px -> 4.5rem */;
  display: flex;
  flex-wrap: wrap;
}
nav img {
  width: 20%;
  height: 50%;
}
article {
  border-bottom: 0.15rem solid #f5f5f5;
  border-top: 0.15rem solid #f5f5f5;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
article section {
  width: 49%;
  height: 5.1rem /* 200px -> 2rem */;
  background-color: #fff;
  text-align: center;
}
article section img {
  height: 58%;
  margin-bottom: 0.13rem /* 10px -> .1rem */;
}
article section h3 {
  font-size: 0.25rem /* 23px -> .23rem */;
  color: #000000;
}
article section h4 {
  font-size: 0.23rem /* 23px -> .23rem */;
  margin-bottom: 0.04rem /* 10px -> .1rem */;
}
article section p {
  font-size: 0.24rem /* 23px -> .23rem */;
  color: #f15f5f;
  margin-bottom: 0.07rem /* 10px -> .1rem */;
  font-weight: 500;
}
article section button {
  font-size: 0.23rem /* 23px -> .23rem */;
  background-color: #f15f5f;
  color: #fff;
  width: 2rem;
  /* 100px -> 1rem */
  height: 0.58rem /* 30px -> .3rem */;
  border: none;
  border-radius: 0.05rem /* 10px -> .1rem */;
  font-weight: 600;
}
article .nav-footer {
  height: 1rem /* 50px -> .5rem */;
  text-align: center;
  width: 100%;
  line-height: 1rem;
  font-size: 0.25rem /* 23px -> .23rem */;
}
article .nav-footer i {
  vertical-align: middle;
  font-size: 0.3rem /* 20px -> .2rem */;
  color: #b8b8b8;
  font-weight: 100;
  margin-right: 0.1rem /* 10px -> .1rem */;
}
.most-xiaomi {
  width: 100%;
  margin-bottom: 0.9rem;
}
.most-xiaomi button {
  width: 100%;
  font-size: 0.28rem /* 23px -> .23rem */;
  color: #6d6d6d;
  height: 1.08rem /* 30px -> .3rem */;
  border: none;
  border-radius: 0.05rem /* 10px -> .1rem */;
  background-color: #fff;
  border-bottom: 0.2rem /* 20px -> .2rem */ solid #f6f6f6;
}
.most-xiaomi button i {
  vertical-align: middle;
  font-size: 0.35rem /* 20px -> .2rem */;
  color: #b8b8b8;
  font-weight: 100;
  margin-right: 0.1rem /* 10px -> .1rem */;
}
footer {
  height: 0.9rem;
  /* 30px -> .3rem */
  width: 7.2rem /* 720px -> 7.2rem */;
  position: fixed;
  bottom: 0;
  background-color: #ffffff;
  box-shadow: 0 -4px 8px rgba(190, 190, 190, 0.3);
  /* 阴影偏移和模糊 */
  display: flex;
}
footer .footer-item {
  width: 20%;
  text-align: center;
  font-size: 0.22rem /* 20px -> .2rem */;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}
footer .footer-item img {
  width: 30px /* 20px -> .2rem */;
  height: 30px;
  margin-bottom: 0.05rem /* 20px -> .2rem */;
}
